Patents Assigned to CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
  • Publication number: 20250042866
    Abstract: The present disclosure relates to novel crystalline forms of Blarcamesine hydrocholoride (hereinafter referred to as “compound I”), a method for preparing same, a pharmaceutical composition comprising the crystalline forms, and use of the crystalline forms in preparing a Sigma-1 receptor agonist and a medicament for treating Rett syndrome, Alzheimer's disease, and Parkinson's disease dementia.
    Type: Application
    Filed: October 23, 2024
    Publication date: February 6, 2025
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Yuxing ZHANG, Hongyan ZHU, Liping MENG
  • Publication number: 20240425460
    Abstract: Provided are novel crystalline forms of Nirogacestat (Referred to as “Compound I”) dihydrobromide and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing ?-secretase inhibitor drugs and drugs for treating desmoid tumors. Compared with prior arts, the provided crystalline forms of Compound I dihydrobromide have one or more improved properties, which solve the problems of the prior art and are of great value to the optimization and development of the drugs.
    Type: Application
    Filed: September 2, 2024
    Publication date: December 26, 2024
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Yinan SHEN, Jiaming SHI, Liping MENG
  • Patent number: 12162885
    Abstract: The present invention provides novel crystalline forms of Xevinapant and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing IAPs drugs and drugs for treating LA SCCHN.
    Type: Grant
    Filed: May 8, 2024
    Date of Patent: December 10, 2024
    Assignee: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Jiale Qian, Chunxiang Huang, Liping Meng
  • Publication number: 20240343723
    Abstract: Provided are novel crystalline forms of Lanifibranor (Referred to as “Compound I”) and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing pan-PPAR agonists drugs and drugs for treating NASH. Compared with prior arts, the provided crystalline forms of Compound I have one or more improved properties, which solve the problems of the prior art and is of great value to the optimization and development of the drugs.
    Type: Application
    Filed: August 4, 2022
    Publication date: October 17, 2024
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Hongyan ZHU, Liping MENG
  • Publication number: 20240287085
    Abstract: The present invention provides novel crystalline forms of Xevinapant and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing IAPs drugs and drugs for treating LA SCCHN.
    Type: Application
    Filed: May 8, 2024
    Publication date: August 29, 2024
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Jiale QIAN, Chunxiang HUANG, Liping MENG
  • Publication number: 20240092771
    Abstract: Provided are novel crystalline forms of Lanifibranor (Referred to as “Compound I”) and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing pan-PPAR agonists drugs and drugs for treating NASH. Compared with prior arts, the provided crystalline forms of Compound I have one or more improved properties, which solve the problems of the prior art and is of great value to the optimization and development of the drugs.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 21, 2024
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Hongyan ZHU
  • Publication number: 20230416234
    Abstract: The present invention relates to a new crystal form of Resmetirom (referred to as “Compound I”) and a preparation method therefor, a pharmaceutical composition comprising the crystal form, and a use of the crystal form in preparing a THR-? selective agonist drug and a drug for treating NASH and HeFH. Compared with the prior art, the provided crystal form of the compound I has one or more improved properties, solves problems existing in the prior art, and has a great value for the optimization and development of drugs containing the compound I.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 28, 2023
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Chunxiang HUANG
  • Patent number: 11827630
    Abstract: Provided are novel crystalline forms of Lanifibranor (Referred to as “Compound I”) and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing pan-PPAR agonists drugs and drugs for treating NASH. Compared with prior arts, the provided crystalline forms of Compound I have one or more improved properties, which solve the problems of the prior art and is of great value to the optimization and development of the drugs.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: November 28, 2023
    Assignee: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua Chen, Hongyan Zhu
  • Patent number: 11795152
    Abstract: The present disclosure relates to novel crystalline forms of tafamidis (hereinafter referred to as compound I) and processes for preparation thereof. The present disclosure also relates to pharmaceutical composition containing the novel crystalline forms, use of the novel crystalline forms for preparing drugs treating disease caused by transthyretin-mediated amyloidosis. The crystalline forms of tafamidis of the present disclosure have one or more improved properties compared with crystalline forms of prior art and have significant value for future drug optimization and development.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: October 24, 2023
    Assignee: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua Chen, Jing Zhang, Siming Zou
  • Patent number: 11572365
    Abstract: Crystalline forms of upadacitinib and processes for preparation thereof are disclosed. The present disclosure also relates to pharmaceutical compositions containing the upadacitinib crystalline forms, use of the upadacitinib crystalline forms for preparing JAK1 inhibitor drugs, and use of the upadacitinib crystalline forms for preparing drugs treating rheumatoid arthritis, Crohn's disease, ulcerative colitis, atopic dermatitis and psoriatic arthritis. The crystalline forms of upadacitinib provided by the present disclosure have one or more improved properties compared with prior arts and have significant values for future drug optimization and development.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: February 7, 2023
    Assignee: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua Chen, Jing Zhang
  • Publication number: 20220402906
    Abstract: Provided are novel crystalline forms of Lanifibranor (Referred to as “Compound I”) and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing pan-PPAR agonists drugs and drugs for treating NASH. Compared with prior arts, the provided crystalline forms of Compound I have one or more improved properties, which solve the problems of the prior art and is of great value to the optimization and development of the drugs.
    Type: Application
    Filed: August 15, 2022
    Publication date: December 22, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Hongyan ZHU
  • Publication number: 20220389011
    Abstract: Disclosed is a crystalline form of Tolebrutinib (hereinafter referred to as “Compound I”) and preparation methods thereof, pharmaceutical compositions containing the crystalline form, and uses of the crystalline form for preparing BTK inhibitor drugs and drugs for treating multiple sclerosis. The provided crystalline form of Tolebrutinib has one or more improved properties and has significant value for future drug optimization and development.
    Type: Application
    Filed: August 10, 2022
    Publication date: December 8, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Jiaming SHI
  • Publication number: 20220372021
    Abstract: Novel crystalline forms of Resmetirom (Referred to as “Compound I”), and preparation methods thereof, pharmaceutical compositions containing the crystalline forms, and uses of the crystalline forms for preparing THR-? selective agonist drugs and drugs for treating NASH and HeFH. Compared with prior arts, the provided crystalline forms of Compound I have one or more improved properties, which is of great value to the optimization and development of the drugs containing Compound I.
    Type: Application
    Filed: June 24, 2022
    Publication date: November 24, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Xingjuan CHANG
  • Publication number: 20220324808
    Abstract: Provided are co-crystals of Compound I dihydrochloride and preparation methods thereof, pharmaceutical compositions containing the co-crystals, and uses of the co-crystals for preparing cardiac muscle myosin agonist drugs and drugs for treating heart failure. Compared with prior arts, the provided co-crystals of Compound I dihydrochloride have one or more improved properties, which solve the problems of prior arts and are of great value to the optimization and development of the drugs.
    Type: Application
    Filed: June 29, 2022
    Publication date: October 13, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Jing ZHANG, Wenrui SHI
  • Publication number: 20220267326
    Abstract: A crystalline form of valbenazine ditosylate, processes for preparation thereof, a pharmaceutical composition containing the crystalline form, use of the crystalline form for preparing vesicular monoamine transporter 2 inhibitor drugs, and use of the crystalline form for preparing drugs treating tardive dyskinesia.
    Type: Application
    Filed: May 6, 2022
    Publication date: August 25, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Yanfeng ZHANG, Chaohui YANG, Chunxiang HUANG
  • Publication number: 20220251044
    Abstract: A novel crystalline form of Compound I and preparation methods thereof, pharmaceutical compositions containing the crystalline form, and uses of the crystalline form for preparing hypoxia inducible factor prolyl hydroxylase inhibitor drugs and drugs for treating conditions mediated by hypoxia inducible factors. Compared with prior arts, the crystalline form of Compound I have one or more improved properties, which is of great value to the optimization and development of the drugs.
    Type: Application
    Filed: April 21, 2022
    Publication date: August 11, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Kelin WU, Jiaming SHI
  • Publication number: 20220204519
    Abstract: Crystalline forms of upadacitinib and processes for preparation thereof are disclosed. The present disclosure also relates to pharmaceutical compositions containing the upadacitinib crystalline forms, use of the upadacitinib crystalline forms for preparing JAK1 inhibitor drugs, and use of the upadacitinib crystalline forms for preparing drugs treating rheumatoid arthritis, Crohn's disease, ulcerative colitis, atopic dermatitis and psoriatic arthritis. The crystalline forms of upadacitinib provided by the present disclosure have one or more improved properties compared with prior arts and have significant values for future drug optimization and development.
    Type: Application
    Filed: March 21, 2022
    Publication date: June 30, 2022
    Applicant: CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD.
    Inventors: Minhua CHEN, Jing ZHANG
  • Patent number: 11339158
    Abstract: A crystalline form of valbenazine ditosylate, processes for preparation thereof, a pharmaceutical composition containing the crystalline form, use of the crystalline form for preparing vesicular monoamine transporter 2 inhibitor drugs, and use of the crystalline form for preparing drugs treating tardive dyskinesia.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: May 24, 2022
    Assignee: Crystal Pharmaceutical (Suzhou) Co., Ltd.
    Inventors: Minhua Chen, Yanfeng Zhang, Chaohui Yang, Chunxiang Huang
  • Patent number: 11149004
    Abstract: The present disclosure relates to a crystalline form of compound I and processes for preparation thereof. The present disclosure also relates to a pharmaceutical composition containing the crystalline form, use of the crystalline form for preparing serotonin, norepinephrine and dopamine triple reuptake inhibitors drugs, and/or use of the crystalline form for preparing drugs treating nervous system disorders. The crystalline form of the present disclosure has one or more improved properties compared with prior art and has significant values for future drug optimization and development.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: October 19, 2021
    Assignee: Crystal Pharmaceutical (Suzhou) Co., Ltd.
    Inventors: Minhua Chen, Yanfeng Zhang, Xiaoting Zhai, Xiaoyu Zhang
  • Patent number: 11136347
    Abstract: The present disclosure relates to novel crystalline forms of compound (I) and processes for preparation and use thereof. Crystalline forms CS3, CS2, CS5 and CS8 of compound (I) of the present disclosure have advantages in at least one aspect of solubility, stability, melting point, hygroscopicity, particle size, bioavailability, processability, purification effect, flowability, adhesiveness, stability in drug product, in vitro and in vivo dissolution, etc., which provides new and better choices for preparation of drug product containing compound (I) and has significant values for future drug development.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: October 5, 2021
    Assignee: Crystal Pharmaceutical (Suzhou) Co., Ltd.
    Inventors: Minhua Chen, Yanfeng Zhang, Chunxiang Huang, Xiaoyu Zhang